src/share/vm/utilities/debug.hpp

rev 7623 : imported patch update3

*** 1,7 ****
  /*
!  * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 231,250 ****
  //
  // Implementation Note: STATIC_ASSERT_FAILURE<true> provides a value member
  // rather than type member that could be used directly in the typedef, because
  // a type member would require conditional use of "typename", depending on
  // whether Cond is dependent or not.  The use of a value member leads to the
! // use of an array type.  Terniary operator because, purportedly, some old
! // compilers don't handle implict conversion properly in this context.  it
! // also deals with C++11 constexpr explict conversion to bool :)
  
  template<bool x> struct STATIC_ASSERT_FAILURE;
  template<> struct STATIC_ASSERT_FAILURE<true> { enum { value = 1 }; };
  
  #define STATIC_ASSERT(Cond)                                     \
    typedef char STATIC_ASSERT_FAILURE_ ## __LINE__ [             \
!     STATIC_ASSERT_FAILURE< (Cond) ? true : false >::value ]
  
  // out of shared space reporting
  enum SharedSpaceType {
    SharedReadOnly,
    SharedReadWrite,
--- 231,248 ----
  //
  // Implementation Note: STATIC_ASSERT_FAILURE<true> provides a value member
  // rather than type member that could be used directly in the typedef, because
  // a type member would require conditional use of "typename", depending on
  // whether Cond is dependent or not.  The use of a value member leads to the
! // use of an array type.
  
  template<bool x> struct STATIC_ASSERT_FAILURE;
  template<> struct STATIC_ASSERT_FAILURE<true> { enum { value = 1 }; };
  
  #define STATIC_ASSERT(Cond)                             \
    typedef char STATIC_ASSERT_FAILURE_ ## __LINE__ [     \
!     STATIC_ASSERT_FAILURE< (Cond) >::value ]
  
  // out of shared space reporting
  enum SharedSpaceType {
    SharedReadOnly,
    SharedReadWrite,